/* RIPd and zebra interface.
 * Copyright (C) 1997, 1999 Kunihiro Ishiguro <kunihiro@zebra.org>
 *
 * This file is part of GNU Zebra.
 *
 * GNU Zebra is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2, or (at your option) any
 * later version.
 *
 * GNU Zebra is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with GNU Zebra; see the file COPYING.  If not, write to the Free
 * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 * 02111-1307, USA.  
 */

#include <zebra.h>

#include "command.h"
#include "prefix.h"
#include "stream.h"
#include "routemap.h"
#include "zclient.h"
#include "log.h"
#include "ripd/ripd.h"
#include "ripd/rip_debug.h"

/* All information about zebra. */
struct_zclient *zclient_ripd ;

/* Callback prototypes for zebra client service. */
int rip_interface_add (int, struct_zclient *, zebra_size_t);
int rip_interface_delete (int, struct_zclient *, zebra_size_t);
int rip_interface_address_add (int, struct_zclient *, zebra_size_t);
int rip_interface_address_delete (int, struct_zclient *, zebra_size_t);
int rip_interface_up (int, struct_zclient *, zebra_size_t);
int rip_interface_down (int, struct_zclient *, zebra_size_t);

/* RIPd to zebra command interface. */
void
rip_zebra_ipv4_add (struct prefix_ipv4 *p, struct in_addr *nexthop, 
		    u_int32_t metric, u_char distance)
{
  struct zapi_ipv4 api;

  if (zclient->redist[ZEBRA_ROUTE_RIP])
    {
      api.type = ZEBRA_ROUTE_RIP;
      api.flags = 0;
      api.message = 0;
      SET_FLAG (api.message, ZAPI_MESSAGE_NEXTHOP);
      api.nexthop_num = 1;
      api.nexthop = &nexthop;
      api.ifindex_num = 0;
      SET_FLAG (api.message, ZAPI_MESSAGE_METRIC);
      api.metric = metric;

      if (distance && distance != ZEBRA_RIP_DISTANCE_DEFAULT)
	{
	  SET_FLAG (api.message, ZAPI_MESSAGE_DISTANCE);
	  api.distance = distance;
	}

      zapi_ipv4_route (ZEBRA_IPV4_ROUTE_ADD, zclient, p, &api);

      rip_global_route_changes++;
    }
}

void
rip_zebra_ipv4_delete (struct prefix_ipv4 *p, struct in_addr *nexthop, 
		       u_int32_t metric)
{
  struct zapi_ipv4 api;

  if (zclient->redist[ZEBRA_ROUTE_RIP])
    {
      api.type = ZEBRA_ROUTE_RIP;
      api.flags = 0;
      api.message = 0;
      SET_FLAG (api.message, ZAPI_MESSAGE_NEXTHOP);
      api.nexthop_num = 1;
      api.nexthop = &nexthop;
      api.ifindex_num = 0;
      SET_FLAG (api.message, ZAPI_MESSAGE_METRIC);
      api.metric = metric;

      zapi_ipv4_route (ZEBRA_IPV4_ROUTE_DELETE, zclient, p, &api);

      rip_global_route_changes++;
    }
}

/* Zebra route add and delete treatment. */
int
#undef	zclient
rip_zebra_read_ipv4 (int command, struct_zclient *zclient, zebra_size_t length)
{
  struct stream *s;
  struct zapi_ipv4 api;
  unsigned long ifindex;
  struct in_addr nexthop;
  struct prefix_ipv4 p;
  
  s = zclient->ibuf;
  ifindex = 0;
  nexthop.s_addr = 0;

  /* Type, flags, message. */
  api.type = stream_getc (s);
  api.flags = stream_getc (s);
  api.message = stream_getc (s);

  /* IPv4 prefix. */
  memset (&p, 0, sizeof (struct prefix_ipv4));
  p.family = AF_INET;
  p.prefixlen = stream_getc (s);
  stream_get (&p.prefix, s, PSIZE (p.prefixlen));

  /* Nexthop, ifindex, distance, metric. */
  if (CHECK_FLAG (api.message, ZAPI_MESSAGE_NEXTHOP))
    {
      api.nexthop_num = stream_getc (s);
      nexthop.s_addr = stream_get_ipv4 (s);
    }
  if (CHECK_FLAG (api.message, ZAPI_MESSAGE_IFINDEX))
    {
      api.ifindex_num = stream_getc (s);
      ifindex = stream_getl (s);
    }
  if (CHECK_FLAG (api.message, ZAPI_MESSAGE_DISTANCE))
    api.distance = stream_getc (s);
  if (CHECK_FLAG (api.message, ZAPI_MESSAGE_METRIC))
    api.metric = stream_getl (s);

  /* Then fetch IPv4 prefixes. */
  if (command == ZEBRA_IPV4_ROUTE_ADD)
    rip_redistribute_add (api.type, RIP_ROUTE_REDISTRIBUTE, &p, ifindex, &nexthop);
  else 
    rip_redistribute_delete (api.type, RIP_ROUTE_REDISTRIBUTE, &p, ifindex);

  return 0;
}
#define	zclient	zclient__VAR

void
rip_zclient_reset ()
{
  zclient_reset (zclient);
}

/* RIP route-map set for redistribution */
void
rip_routemap_set (int type, const char *name)
{
  if (rip->route_map[type].name)
    free(rip->route_map[type].name);

  rip->route_map[type].name = strdup (name);
  rip->route_map[type].map = route_map_lookup_by_name (name);
}

void
rip_redistribute_metric_set (int type, unsigned int metric)
{
  rip->route_map[type].metric_config = 1;
  rip->route_map[type].metric = metric;
}

int
rip_metric_unset (int type, unsigned int metric)
{
#define DONT_CARE_METRIC_RIP 17  
  if (metric != DONT_CARE_METRIC_RIP &&
      rip->route_map[type].metric != metric)
    return 1;
  rip->route_map[type].metric_config = 0;
  rip->route_map[type].metric = 0;
  return 0;
}

/* RIP route-map unset for redistribution */
int
rip_routemap_unset (int type, const char *name)
{
  if (! rip->route_map[type].name ||
      (name != NULL && strcmp(rip->route_map[type].name,name)))
    return 1;

  free (rip->route_map[type].name);
  rip->route_map[type].name = NULL;
  rip->route_map[type].map = NULL;

  return 0;
}

/* Redistribution types */
struct  FOO1 {
  int type;
  int str_min_len;
  const char *str;
};
static struct FOO1  redist_type[] = {
  {ZEBRA_ROUTE_KERNEL,  1, "kernel"},
  {ZEBRA_ROUTE_CONNECT, 1, "connected"},
  {ZEBRA_ROUTE_STATIC,  1, "static"},
  {ZEBRA_ROUTE_OSPF,    1, "ospf"},
  {ZEBRA_ROUTE_BGP,     1, "bgp"},
  {0, 0, NULL}
};

#undef	router_zebra_cmd
DEFUN (router_zebra,
       router_zebra_cmd,
       "router zebra",
       "Enable a routing process\n"
       "Make connection to zebra daemon\n")
{
  vty->node = ZEBRA_NODE;
  zclient->enable = 1;
  zclient_start (zclient);
  return CMD_SUCCESS;
}
#define	router_zebra_cmd	router_zebra_cmd__VAR

#undef	no_router_zebra_cmd
DEFUN (no_router_zebra,
       no_router_zebra_cmd,
       "no router zebra",
       NO_STR
       "Enable a routing process\n"
       "Make connection to zebra daemon\n")
{
  zclient->enable = 0;
  zclient_stop (zclient);
  return CMD_SUCCESS;
}
#define	no_router_zebra_cmd	no_router_zebra_cmd__VAR

int
rip_redistribute_set (int type)
{
  if (zclient->redist[type])
    return CMD_SUCCESS;

  zclient->redist[type] = 1;

  if (zclient->sock > 0)
    zebra_redistribute_send (ZEBRA_REDISTRIBUTE_ADD, zclient->sock, type);

  return CMD_SUCCESS;
}

int
rip_redistribute_unset (int type)
{
  if (! zclient->redist[type])
    return CMD_SUCCESS;

  zclient->redist[type] = 0;

  if (zclient->sock > 0)
    zebra_redistribute_send (ZEBRA_REDISTRIBUTE_DELETE, zclient->sock, type);

  /* Remove the routes from RIP table. */
  rip_redistribute_withdraw (type);

  return CMD_SUCCESS;
}

int
rip_redistribute_check (int type)
{
  return (zclient->redist[type]);
}

void
rip_redistribute_clean ()
{
  int i;

  for (i = 0; redist_type[i].str; i++)
    {
      if (zclient->redist[redist_type[i].type])
	{
	  if (zclient->sock > 0)
	    zebra_redistribute_send (ZEBRA_REDISTRIBUTE_DELETE,
				     zclient->sock, redist_type[i].type);

	  zclient->redist[redist_type[i].type] = 0;

	  /* Remove the routes from RIP table. */
	  rip_redistribute_withdraw (redist_type[i].type);
	}
    }
}

#undef	rip_redistribute_rip_cmd
DEFUN (rip_redistribute_rip,
       rip_redistribute_rip_cmd,
       "redistribute rip",
       "Redistribute information from another routing protocol\n"
       "Routing Information Protocol (RIP)\n")
{
  zclient->redist[ZEBRA_ROUTE_RIP] = 1;
  return CMD_SUCCESS;
}
#define	rip_redistribute_rip_cmd	rip_redistribute_rip_cmd__VAR

#undef	no_rip_redistribute_rip_cmd
DEFUN (no_rip_redistribute_rip,
       no_rip_redistribute_rip_cmd,
       "no redistribute rip",
       NO_STR
       "Redistribute information from another routing protocol\n"
       "Routing Information Protocol (RIP)\n")
{
  zclient->redist[ZEBRA_ROUTE_RIP] = 0;
  return CMD_SUCCESS;
}
#define	no_rip_redistribute_rip_cmd	no_rip_redistribute_rip_cmd__VAR

#undef	rip_redistribute_type_cmd
DEFUN (rip_redistribute_type,
       rip_redistribute_type_cmd,
       "redistribute (kernel|connected|static|ospf|bgp)",
       "Redistribute information from another routing protocol\n"
       "Kernel routes\n"
       "Connected\n"
       "Static routes\n"
       "Open Shortest Path First (OSPF)\n"
       "Border Gateway Protocol (BGP)\n")
{
  int i;

  for(i = 0; redist_type[i].str; i++) 
    {
      if (strncmp (redist_type[i].str, argv[0], 
		   redist_type[i].str_min_len) == 0) 
	{
	  zclient_redistribute (ZEBRA_REDISTRIBUTE_ADD, zclient, 
	                        redist_type[i].type);
	  return CMD_SUCCESS;
	}
    }

  vty_out(vty, "Invalid type %s%s", argv[0],
	  VTY_NEWLINE);

  return CMD_WARNING;
}
#define	rip_redistribute_type_cmd	rip_redistribute_type_cmd__VAR

#undef	no_rip_redistribute_type_cmd
DEFUN (no_rip_redistribute_type,
       no_rip_redistribute_type_cmd,
       "no redistribute (kernel|connected|static|ospf|bgp)",
       NO_STR
       "Redistribute information from another routing protocol\n"
       "Kernel routes\n"
       "Connected\n"
       "Static routes\n"
       "Open Shortest Path First (OSPF)\n"
       "Border Gateway Protocol (BGP)\n")
{
  int i;

  for (i = 0; redist_type[i].str; i++) 
    {
      if (strncmp(redist_type[i].str, argv[0], 
		  redist_type[i].str_min_len) == 0) 
	{
	  rip_metric_unset (redist_type[i].type, DONT_CARE_METRIC_RIP);
	  rip_routemap_unset (redist_type[i].type,NULL);
	  rip_redistribute_unset (redist_type[i].type);
	  return CMD_SUCCESS;
        }
    }

  vty_out(vty, "Invalid type %s%s", argv[0],
	  VTY_NEWLINE);

  return CMD_WARNING;
}
#define	no_rip_redistribute_type_cmd	no_rip_redistribute_type_cmd__VAR

#undef	rip_redistribute_type_routemap_cmd
DEFUN (rip_redistribute_type_routemap,
       rip_redistribute_type_routemap_cmd,
       "redistribute (kernel|connected|static|ospf|bgp) route-map WORD",
       "Redistribute information from another routing protocol\n"
       "Kernel routes\n"
       "Connected\n"
       "Static routes\n"
       "Open Shortest Path First (OSPF)\n"
       "Border Gateway Protocol (BGP)\n"
       "Route map reference\n"
       "Pointer to route-map entries\n")
{
  int i;

  for (i = 0; redist_type[i].str; i++) {
    if (strncmp(redist_type[i].str, argv[0],
		redist_type[i].str_min_len) == 0) 
      {
	rip_routemap_set (redist_type[i].type, argv[1]);
	zclient_redistribute (ZEBRA_REDISTRIBUTE_ADD, zclient, redist_type[i].type);
	return CMD_SUCCESS;
      }
  }

  vty_out(vty, "Invalid type %s%s", argv[0],
	  VTY_NEWLINE);

  return CMD_WARNING;
}
#define	rip_redistribute_type_routemap_cmd	rip_redistribute_type_routemap_cmd__VAR

#undef	no_rip_redistribute_type_routemap_cmd
DEFUN (no_rip_redistribute_type_routemap,
       no_rip_redistribute_type_routemap_cmd,
       "no redistribute (kernel|connected|static|ospf|bgp) route-map WORD",
       NO_STR
       "Redistribute information from another routing protocol\n"
       "Kernel routes\n"
       "Connected\n"
       "Static routes\n"
       "Open Shortest Path First (OSPF)\n"
       "Border Gateway Protocol (BGP)\n"
       "Route map reference\n"
       "Pointer to route-map entries\n")
{
  int i;

  for (i = 0; redist_type[i].str; i++) 
    {
      if (strncmp(redist_type[i].str, argv[0], 
		  redist_type[i].str_min_len) == 0) 
	{
	  if (rip_routemap_unset (redist_type[i].type,argv[1]))
	    return CMD_WARNING;
	  rip_redistribute_unset (redist_type[i].type);
	  return CMD_SUCCESS;
        }
    }

  vty_out(vty, "Invalid type %s%s", argv[0],
	  VTY_NEWLINE);

  return CMD_WARNING;
}
#define	no_rip_redistribute_type_routemap_cmd	no_rip_redistribute_type_routemap_cmd__VAR

#undef	rip_redistribute_type_metric_cmd
DEFUN (rip_redistribute_type_metric,
       rip_redistribute_type_metric_cmd,
       "redistribute (kernel|connected|static|ospf|bgp) metric <0-16>",
       "Redistribute information from another routing protocol\n"
       "Kernel routes\n"
       "Connected\n"
       "Static routes\n"
       "Open Shortest Path First (OSPF)\n"
       "Border Gateway Protocol (BGP)\n"
       "Metric\n"
       "Metric value\n")
{
  int i;
  int metric;

  metric = atoi (argv[1]);

  for (i = 0; redist_type[i].str; i++) {
    if (strncmp(redist_type[i].str, argv[0],
		redist_type[i].str_min_len) == 0) 
      {
	rip_redistribute_metric_set (redist_type[i].type, metric);
	zclient_redistribute (ZEBRA_REDISTRIBUTE_ADD, zclient, redist_type[i].type);
	return CMD_SUCCESS;
      }
  }

  vty_out(vty, "Invalid type %s%s", argv[0],
	  VTY_NEWLINE);

  return CMD_WARNING;
}
#define	rip_redistribute_type_metric_cmd	rip_redistribute_type_metric_cmd__VAR

#undef	no_rip_redistribute_type_metric_cmd
DEFUN (no_rip_redistribute_type_metric,
       no_rip_redistribute_type_metric_cmd,
       "no redistribute (kernel|connected|static|ospf|bgp) metric <0-16>",
       NO_STR
       "Redistribute information from another routing protocol\n"
       "Kernel routes\n"
       "Connected\n"
       "Static routes\n"
       "Open Shortest Path First (OSPF)\n"
       "Border Gateway Protocol (BGP)\n"
       "Metric\n"
       "Metric value\n")
{
  int i;

  for (i = 0; redist_type[i].str; i++) 
    {
      if (strncmp(redist_type[i].str, argv[0], 
		  redist_type[i].str_min_len) == 0) 
	{
	  if (rip_metric_unset (redist_type[i].type, atoi(argv[1])))
	    return CMD_WARNING;
	  rip_redistribute_unset (redist_type[i].type);
	  return CMD_SUCCESS;
        }
    }

  vty_out(vty, "Invalid type %s%s", argv[0],
	  VTY_NEWLINE);

  return CMD_WARNING;
}
#define	no_rip_redistribute_type_metric_cmd	no_rip_redistribute_type_metric_cmd__VAR

#undef	rip_redistribute_type_metric_routemap_cmd
DEFUN (rip_redistribute_type_metric_routemap,
       rip_redistribute_type_metric_routemap_cmd,
       "redistribute (kernel|connected|static|ospf|bgp) metric <0-16> route-map WORD",
       "Redistribute information from another routing protocol\n"
       "Kernel routes\n"
       "Connected\n"
       "Static routes\n"
       "Open Shortest Path First (OSPF)\n"
       "Border Gateway Protocol (BGP)\n"
       "Metric\n"
       "Metric value\n"
       "Route map reference\n"
       "Pointer to route-map entries\n")
{
  int i;
  int metric;

  metric = atoi (argv[1]);

  for (i = 0; redist_type[i].str; i++) {
    if (strncmp(redist_type[i].str, argv[0],
		redist_type[i].str_min_len) == 0) 
      {
	rip_redistribute_metric_set (redist_type[i].type, metric);
	rip_routemap_set (redist_type[i].type, argv[2]);
	zclient_redistribute (ZEBRA_REDISTRIBUTE_ADD, zclient, redist_type[i].type);
	return CMD_SUCCESS;
      }
  }

  vty_out(vty, "Invalid type %s%s", argv[0],
	  VTY_NEWLINE);

  return CMD_WARNING;
}
#define	rip_redistribute_type_metric_routemap_cmd	rip_redistribute_type_metric_routemap_cmd__VAR


#undef	no_rip_redistribute_type_metric_routemap_cmd
DEFUN (no_rip_redistribute_type_metric_routemap,
       no_rip_redistribute_type_metric_routemap_cmd,
       "no redistribute (kernel|connected|static|ospf|bgp) metric <0-16> route-map WORD",
       NO_STR
       "Redistribute information from another routing protocol\n"
       "Kernel routes\n"
       "Connected\n"
       "Static routes\n"
       "Open Shortest Path First (OSPF)\n"
       "Border Gateway Protocol (BGP)\n"
       "Metric\n"
       "Metric value\n"
       "Route map reference\n"
       "Pointer to route-map entries\n")
{
  int i;

  for (i = 0; redist_type[i].str; i++) 
    {
      if (strncmp(redist_type[i].str, argv[0], 
		  redist_type[i].str_min_len) == 0) 
	{
	  if (rip_metric_unset (redist_type[i].type, atoi(argv[1])))
	    return CMD_WARNING;
	  if (rip_routemap_unset (redist_type[i].type, argv[2]))
	    {
	      rip_redistribute_metric_set(redist_type[i].type, atoi(argv[1]));   
	      return CMD_WARNING;
	    }
	  rip_redistribute_unset (redist_type[i].type);
	  return CMD_SUCCESS;
        }
    }

  vty_out(vty, "Invalid type %s%s", argv[0],
	  VTY_NEWLINE);

  return CMD_WARNING;
}
#define	no_rip_redistribute_type_metric_routemap_cmd	no_rip_redistribute_type_metric_routemap_cmd__VAR

/* Default information originate. */

#undef	rip_default_information_originate_cmd
DEFUN (rip_default_information_originate,
       rip_default_information_originate_cmd,
       "default-information originate",
       "Control distribution of default route\n"
       "Distribute a default route\n")
{
  struct prefix_ipv4 p;

  if (! rip->default_information)
    {
      memset (&p, 0, sizeof (struct prefix_ipv4));
      p.family = AF_INET;

      rip->default_information = 1;
  
      rip_redistribute_add (ZEBRA_ROUTE_RIP, RIP_ROUTE_DEFAULT, &p, 0, NULL);
    }

  return CMD_SUCCESS;
}
#define	rip_default_information_originate_cmd	rip_default_information_originate_cmd__VAR

#undef	no_rip_default_information_originate_cmd
DEFUN (no_rip_default_information_originate,
       no_rip_default_information_originate_cmd,
       "no default-information originate",
       NO_STR
       "Control distribution of default route\n"
       "Distribute a default route\n")
{
  struct prefix_ipv4 p;

  if (rip->default_information)
    {
      memset (&p, 0, sizeof (struct prefix_ipv4));
      p.family = AF_INET;

      rip->default_information = 0;
  
      rip_redistribute_delete (ZEBRA_ROUTE_RIP, RIP_ROUTE_DEFAULT, &p, 0);
    }

  return CMD_SUCCESS;
}
#define	no_rip_default_information_originate_cmd	no_rip_default_information_originate_cmd__VAR

/* RIP configuration write function. */
int
config_write_zebra (struct vty *vty)
{
  if (! zclient->enable)
    {
      vty_out (vty, "no router zebra%s", VTY_NEWLINE);
      return 1;
    }
  else if (! zclient->redist[ZEBRA_ROUTE_RIP])
    {
      vty_out (vty, "router zebra%s", VTY_NEWLINE);
      vty_out (vty, " no redistribute rip%s", VTY_NEWLINE);
      return 1;
    }
  return 0;
}

int
config_write_rip_redistribute (struct vty *vty, int config_mode)
{
  int i;
  const char *str[] = { "system", "kernel", "connected", "static", "rip",
			"ripng", "ospf", "ospf6", "isis", "bgp"};

  for (i = 0; i < ZEBRA_ROUTE_MAX; i++)
    if (i != zclient->redist_default && zclient->redist[i])
      {
	if (config_mode)
	  {
	    if (rip->route_map[i].metric_config)
	      {
		if (rip->route_map[i].name)
		  vty_out (vty, " redistribute %s metric %d route-map %s%s",
			   str[i], rip->route_map[i].metric,
			   rip->route_map[i].name,
			   VTY_NEWLINE);
		else
		  vty_out (vty, " redistribute %s metric %d%s",
			   str[i], rip->route_map[i].metric,
			   VTY_NEWLINE);
	      }
	    else
	      {
		if (rip->route_map[i].name)
		  vty_out (vty, " redistribute %s route-map %s%s",
			   str[i], rip->route_map[i].name,
			   VTY_NEWLINE);
		else
		  vty_out (vty, " redistribute %s%s", str[i],
			   VTY_NEWLINE);
	      }
	  }
	else
	  vty_out (vty, " %s", str[i]);
      }
  return 0;
}

/* Zebra node structure. */
struct cmd_node zebra_node_ripd =
{
  ZEBRA_NODE,
  "%s(config-router)# ",
};

void
rip_zclient_init ()
{
  /* Set default value to the zebra client structure. */
  zclient = zclient_new ();
  zclient_init (zclient, ZEBRA_ROUTE_RIP);
  zclient->interface_add = rip_interface_add;
  zclient->interface_delete = rip_interface_delete;
  zclient->interface_address_add = rip_interface_address_add;
  zclient->interface_address_delete = rip_interface_address_delete;
  zclient->ipv4_route_add = rip_zebra_read_ipv4;
  zclient->ipv4_route_delete = rip_zebra_read_ipv4;
  zclient->interface_up = rip_interface_up;
  zclient->interface_down = rip_interface_down;
  
  /* Install zebra node. */
  install_node (&zebra_node, config_write_zebra);

  /* Install command elements to zebra node. */ 
  install_element (CONFIG_NODE, &router_zebra_cmd);
  install_element (CONFIG_NODE, &no_router_zebra_cmd);
  install_default (ZEBRA_NODE);
  install_element (ZEBRA_NODE, &rip_redistribute_rip_cmd);
  install_element (ZEBRA_NODE, &no_rip_redistribute_rip_cmd);

  /* Install command elements to rip node. */
  install_element (RIP_NODE, &rip_redistribute_type_cmd);
  install_element (RIP_NODE, &rip_redistribute_type_routemap_cmd);
  install_element (RIP_NODE, &rip_redistribute_type_metric_cmd);
  install_element (RIP_NODE, &rip_redistribute_type_metric_routemap_cmd);
  install_element (RIP_NODE, &no_rip_redistribute_type_cmd);
  install_element (RIP_NODE, &no_rip_redistribute_type_routemap_cmd);
  install_element (RIP_NODE, &no_rip_redistribute_type_metric_cmd);
  install_element (RIP_NODE, &no_rip_redistribute_type_metric_routemap_cmd);
  install_element (RIP_NODE, &rip_default_information_originate_cmd);
  install_element (RIP_NODE, &no_rip_default_information_originate_cmd);
}
